docs: def set_many(self, block, update_dict):
          """Update the underlying model with the correct values."""
          updated_dict = {}
  
          # Generate a new dict with the correct mappings.
          for (key, value) in six.iteritems(update_dict):
              updated_dict[self._key(block, key)] = value
  
          self._kvs.set_many(updated_dict)